DELETE FROM 
  cscart_lock_keys 
WHERE 
  key_id = '21caa00b86edae558e646def1ff0a3d9e22a5b5d0236a84c32a22b03e52e9c49' 
  AND token = 'cAt91fmvwCB6lNJFIQlqHYQdVMOPWOS8sokJ44n1ul4='

Query time 0.00017